GB592006A - Improvements in and relating to electrical temperature regulating apparatus - Google Patents

Improvements in and relating to electrical temperature regulating apparatus

Info

Publication number
GB592006A
GB592006A GB2159044A GB2159044A GB592006A GB 592006 A GB592006 A GB 592006A GB 2159044 A GB2159044 A GB 2159044A GB 2159044 A GB2159044 A GB 2159044A GB 592006 A GB592006 A GB 592006A
Authority
GB
United Kingdom
Prior art keywords
tube
rod
sleeve
temperature
enclosure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2159044A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUN VIC CONTROLS Ltd
Original Assignee
SUN VIC CONTROLS Ltd
Filing date
Publication date
Application filed by SUN VIC CONTROLS Ltd filed Critical SUN VIC CONTROLS Ltd
Publication of GB592006A publication Critical patent/GB592006A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/275Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
    • G05D23/27535Details of the sensing element
    • G05D23/27537Details of the sensing element using expansible fluid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Resistance Heating (AREA)

Abstract

592,006. Temperature-responsive actuating- elements. DAVIS, N. R., and SUN-VIC CONTROLS, Ltd. Nov. 3,1944. No. 21590. [Class 64 (ii)] [Also in Groups XXXV and XXXVII] In a system (see Group XXXV) for automatically controlling the temperature of an electrically or otherwise heated electrolytic bath or other enclosure the temperature responsive element is an adjustable toluenemercury thermal switch, Fig. 1. A tube 1 containing mercury m and toluene (not shown), and mounted in the enclosure, carries a contact rod 2 secured at its upper end to the centre of a bimetallic strip 3 which is located between supports 5 in a casing attached to the upper end of a tube 10. Tube 10 is a sliding fit in an externally threaded sleeve 11 registered within the top of tube 1 by a rubber brush 12, and is provided with radial pins 13 projecting through slots 13a in sleeve 11. Tube 10 is normally biassed upwardly relative to sleeve 11 by a spring 14 but a nut 17 on the threaded surface of sleeve 11 engages pins 13 and permits adjustment of the position of tube 10 and, hence, the relative position of rod 2 and mercury m for temperature setting. Contact between the rod and mercury, besides controlling the heating of the enclosure, also controls the energisation of a heater 7 for bimetallic strip 3 in such a manner as to cause reciprocation of rod 2. Electrostatic shields between winding 7 and strip 3 are referred to. In Fig. 3, a rectangular bimetallic strip 3a supported at 50, and supporting rod 2 at 2, is employed to avoid the effect of ambient temperature changes.
GB2159044A 1944-11-03 Improvements in and relating to electrical temperature regulating apparatus Expired GB592006A (en)

Publications (1)

Publication Number Publication Date
GB592006A true GB592006A (en) 1947-09-04

Family

ID=1736313

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2159044A Expired GB592006A (en) 1944-11-03 Improvements in and relating to electrical temperature regulating apparatus

Country Status (1)

Country Link
GB (1) GB592006A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113440059A (en) * 2021-07-17 2021-09-28 深圳市海川伟业科技有限公司 Adjustable intelligent sweeper battery protection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113440059A (en) * 2021-07-17 2021-09-28 深圳市海川伟业科技有限公司 Adjustable intelligent sweeper battery protection device
CN113440059B (en) * 2021-07-17 2022-04-08 深圳市海川伟业科技有限公司 Adjustable intelligent sweeper battery protection device

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